Russ Hudson ist in diesem Katalog mit 8 Büchern vertreten, darunter Creativity and the Enneagram, Discovering Your Personality Type, Personality Decoder, Personality Types und Personality Types at Work.
Personality Types
1987
Discovering Your Personality Type
1992
Personality Decoder
1999
The Wisdom of the Enneagram
Understanding the Enneagram
2000
Personality Types at Work
The Enneagram
2021
Creativity and the Enneagram
2025